From 347b97253870afc283a99394cbe28fb8cd04072d Mon Sep 17 00:00:00 2001
From: PeterKietzmann <peter.kietzmann@haw-hamburg.de>
Date: Tue, 3 Jul 2018 16:14:08 +0200
Subject: [PATCH] cpu/samd21: add SRAM based random seed

---
 cpu/samd21/Makefile.features | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cpu/samd21/Makefile.features b/cpu/samd21/Makefile.features
index 96e6fcceee..4b58fe348b 100644
--- a/cpu/samd21/Makefile.features
+++ b/cpu/samd21/Makefile.features
@@ -1 +1,3 @@
+FEATURES_PROVIDED += puf_sram
+
 -include $(RIOTCPU)/sam0_common/Makefile.features
-- 
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